1 files changed, 115 insertions, 0 deletions
diff --git a/browser/extensions/formautofill/test/browser/heuristics/browser_ignore_invisible_fields.js b/browser/extensions/formautofill/test/browser/heuristics/browser_ignore_invisible_fields.js
new file mode 100644
index 0000000000..d22b1d5031
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+++ b/browser/extensions/formautofill/test/browser/heuristics/browser_ignore_invisible_fields.js
@@ -0,0 +1,115 @@
+/* Any copyright is dedicated to the Public Domain.
+http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/* global add_heuristic_tests */
+
+"use strict";
+
+add_heuristic_tests([
+  {
+    description: "all fields are visible",
+    fixtureData: `
+        <html>
+        <body>
+          <form>
+            <input type="text" id="name" autocomplete="name" />
+            <input type="text" id="tel" autocomplete="tel" />
+            <input type="text" id="email" autocomplete="email" />
+            <input type="text" id="country" autocomplete="country"/>
+            <input type="text" id="postal-code" autocomplete="postal-code" />
+            <input type="text" id="address-line1" autocomplete="address-line1" />
+            <div>
+              <input type="text" id="address-line2" autocomplete="address-line2" />
+            </div>
+          </form>
+          </form>
+        </body>
+        </html>
+      `,
+    expectedResult: [
+      {
+        default: {
+          reason: "autocomplete",
+        },
+        fields: [
+          { fieldName: "name" },
+          { fieldName: "tel" },
+          { fieldName: "email" },
+          { fieldName: "country" },
+          { fieldName: "postal-code" },
+          { fieldName: "address-line1" },
+          { fieldName: "address-line2" },
+        ],
+      },
+    ],
+  },
+  {
+    description: "some fields are invisible because of css style",
+    fixtureData: `
+        <html>
+        <body>
+          <form>
+            <input type="text" id="name" autocomplete="name" />
+            <input type="text" id="tel" autocomplete="tel" />
+            <input type="text" id="email" autocomplete="email" />
+            <input type="text" id="country" autocomplete="country" hidden />
+            <input type="text" id="postal-code" autocomplete="postal-code" style="display:none" />
+            <input type="text" id="address-line1" autocomplete="address-line1" style="opacity:0" />
+            <div style="visibility: hidden">
+              <input type="text" id="address-line2" autocomplete="address-line2" />
+            </div>
+          </form>
+        </body>
+        </html>
+      `,
+    expectedResult: [
+      {
+        default: {
+          reason: "autocomplete",
+        },
+        fields: [
+          { fieldName: "name" },
+          { fieldName: "tel" },
+          { fieldName: "email" },
+        ],
+      },
+    ],
+  },
+  {
+    // hidden and style="display:none" are always considered regardless what visibility check we use
+    description:
+      "invisible fields are identified because number of elemenent in the form exceed the threshold",
+    prefs: [["extensions.formautofill.heuristics.visibilityCheckThreshold", 1]],
+    fixtureData: `
+        <html>
+        <body>
+          <form>
+            <input type="text" id="name" autocomplete="name" />
+            <input type="text" id="tel" autocomplete="tel" />
+            <input type="text" id="email" autocomplete="email" />
+            <input type="text" id="country" autocomplete="country" hidden />
+            <input type="text" id="postal-code" autocomplete="postal-code" style="display:none" />
+            <input type="text" id="address-line1" autocomplete="address-line1" style="opacity:0" />
+            <div style="visibility: hidden">
+              <input type="text" id="address-line2" autocomplete="address-line2" />
+            </div>
+          </form>
+        </body>
+        </html>
+      `,
+    expectedResult: [
+      {
+        default: {
+          reason: "autocomplete",
+        },
+        fields: [
+          { fieldName: "name" },
+          { fieldName: "tel" },
+          { fieldName: "email" },
+          { fieldName: "address-line1" },
+          { fieldName: "address-line2" },
+        ],
+      },
+    ],
+  },
+]);